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The Cape Peninsula University of Technology (CPUT) Electronic Theses and Dissertations (ETD) repository holds full-text theses and dissertations submitted for higher degrees at the University (including submissions from former Cape Technikon and Peninsula Technikon).

More than 70% of the earth's surface is covered by water, only a small part of which is
suitable for either human consumption or agricultural use. Due to pollution from agriculture,
households and industry reaching rivers, ...